are they your gongd friends 改为单数或复数形式.怎么改?
问题描述:
are they your gongd friends 改为单数或复数形式.怎么改?
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导师服
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is he/she your good friend?
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Is he /she your good friend?
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Is he your good friend?
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Is he/she your good friend?
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Are they your good friends? 他们是你的好朋友们吗?
改为单数形式: Is she your good friend? 她是你的好朋友吗?